diff --git a/mail/mailio/Makefile b/mail/mailio/Makefile
index 23d036dd5f6a..2570e22d5b98 100644
--- a/mail/mailio/Makefile
+++ b/mail/mailio/Makefile
@@ -1,30 +1,28 @@
 PORTNAME=	mailio
-DISTVERSION=	0.23.0-59
-PORTREVISION=	1
-DISTVERSIONSUFFIX=	-g5dab3ca
+DISTVERSION=	0.24.0
 CATEGORIES=	mail devel
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C++ library for MIME format and SMTP, POP3 and IMAP protocols
 WWW=		https://github.com/karastojko/mailio
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libboost_system.so:devel/boost-libs
 
 USES=		cmake:testing compiler:c++17-lang ssl
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	karastojko
 
 CMAKE_OFF=	MAILIO_BUILD_TESTS MAILIO_BUILD_EXAMPLES MAILIO_BUILD_DOCUMENTATION
 CMAKE_ON=	MAILIO_DYN_LINK_TESTS # workaround for https://github.com/karastojko/mailio/issues/159
 CMAKE_TESTING_ON=	MAILIO_BUILD_TESTS # tests fail, see https://github.com/karastojko/mailio/issues/160
 CMAKE_TESTING_TARGET=	all
 
 post-test:
 	@cd ${WRKSRC}/test && ${BUILD_WRKSRC}/test/test_message
 
 .include <bsd.port.mk>
diff --git a/mail/mailio/distinfo b/mail/mailio/distinfo
index d0a8ff8d8aab..65ebcba5f97d 100644
--- a/mail/mailio/distinfo
+++ b/mail/mailio/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1711565622
-SHA256 (karastojko-mailio-0.23.0-59-g5dab3ca_GH0.tar.gz) = 4953b804f85014818702c063ad0b9ec656c249c8127dd3befcb3cb82bba86773
-SIZE (karastojko-mailio-0.23.0-59-g5dab3ca_GH0.tar.gz) = 197066
+TIMESTAMP = 1731315924
+SHA256 (karastojko-mailio-0.24.0_GH0.tar.gz) = c14f0022a2c5874785e877ab97289dd956633368fecc558529fe43cd3a3494d3
+SIZE (karastojko-mailio-0.24.0_GH0.tar.gz) = 202815
diff --git a/mail/mailio/pkg-plist b/mail/mailio/pkg-plist
index 5b64e1fcbd36..d6c9a18a1eb0 100644
--- a/mail/mailio/pkg-plist
+++ b/mail/mailio/pkg-plist
@@ -1,20 +1,21 @@
 include/mailio/base64.hpp
 include/mailio/binary.hpp
 include/mailio/bit7.hpp
 include/mailio/bit8.hpp
 include/mailio/codec.hpp
 include/mailio/dialog.hpp
 include/mailio/export.hpp
 include/mailio/imap.hpp
 include/mailio/mailboxes.hpp
 include/mailio/message.hpp
 include/mailio/mime.hpp
+include/mailio/percent.hpp
 include/mailio/pop3.hpp
 include/mailio/q_codec.hpp
 include/mailio/quoted_printable.hpp
 include/mailio/smtp.hpp
 include/mailio/version.hpp
 lib/libmailio.so
 libdata/pkgconfig/mailio.pc
 %%DATADIR%%/cmake/mailioConfig-%%CMAKE_BUILD_TYPE%%.cmake
 %%DATADIR%%/cmake/mailioConfig.cmake